Patent US3174381A successfully refreshed from Google Patents.
US3174381A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tremolo devices for stringed instruments
Assignee: Individual
•
Filing: 1963-07-02
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Granted: 1965-03-23
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Expires: 1983-07-02
Abstract
No abstract record available.
Inventors
- 👤 Jack L Matthew
- 👤 Punturi Albert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 04:37
CPC Classifications
G; G10; G10D; G10D3/00; G10D3/14; G10D3/147; G10D3/153
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
176 words
A TREMOLO DEVICE FOR STRINGED MUSICAL INSTRUMENTS COMPRISING A BASE PLATE FIXED TO THE BODY OF SAID INSTRUMENT INCLUDING A PAIR OF LATERALLY SPACED UPSTANDING TREMOLO SPRING ANCHOR POSTS, AN HOUR GLASS SHAPED TREMOLO SPRING HAVING A CLOSED HEAD ENDS, SYMMETRICALLY CURVED SIDES AND TRANSVERSE OPEN ENDS SECURED AT SAID OPEN ENDS TO SAID TREMOLO SPRING ANCHOR POSTS AND DISPOSED IN SPACED RELATIONSHIP ABOVE SAID BASE PLATE AND THE BODY OF SAID INSTRUMENT, MEANS ANCHORING THE STRINGS OF SAID STRINGED INSTRUMENT TO CLOSED HEAD END OF SAID SPRING, A TREMOLO LEVER DISPOSED TRANSVERSELY ACROSS AND ABOVE SAID BASE PLATE AND PIVOTED AT ONE END THERETO, A TREMOLO OPERATING ARM CONNECTED TO THE OTHER END OF SAID TREMOLO LEVER AND EXTENDING ALONG SAID STRINGED INSTRUMENT ADJACENT THE AREA OF STRUMMING THE STRINGS THEREOF, AN ANCHOR ARM PIVOTED AT ONE END TO SAID TREMOLO LEVER AND HAVING ITS FREE END EXTENDING TOWARD THE CLOSED HEAD END OF SAID TREMOLO SPRING, AND MEANS CONNECTING THE HEAD END OF SAID TREMOLO SPRING TO THE FREE END OF SAID ANCHOR ARM.
Claim 2
Dependent Claim
176 words
A TREMOLO DEVICE FOR STRINGED MUSICAL INSTRUMENTS COMPRISING A BASE PLATE FIXED TO THE BODY OF SAID INSTRUMENT INCLUDING A PAIR OF LATERALLY SPACED UPSTANDING TREMOLO SPRING ANCHOR POSTS, AN HOUR GLASS SHAPED TREMOLO SPRING HAVING A CLOSED HEAD ENDS, SYMMETRICALLY CURVED SIDES AND TRANSVERSE OPEN ENDS SECURED AT SAID OPEN ENDS TO SAID TREMOLO SPRING ANCHOR POSTS AND DISPOSED IN SPACED RELATIONSHIP ABOVE SAID BASE PLATE AND THE BODY OF SAID INSTRUMENT, MEANS ANCHORING THE STRINGS OF SAID STRINGED INSTRUMENT TO CLOSED HEAD END OF SAID SPRING, A TREMOLO LEVER DISPOSED TRANSVERSELY ACROSS AND ABOVE SAID BASE PLATE AND PIVOTED AT ONE END THERETO, A TREMOLO OPERATING ARM CONNECTED TO THE OTHER END OF SAID TREMOLO LEVER AND EXTENDING ALONG SAID STRINGED INSTRUMENT ADJACENT THE AREA OF STRUMMING THE STRINGS THEREOF, AN ANCHOR ARM PIVOTED AT ONE END TO SAID TREMOLO LEVER AND HAVING ITS FREE END EXTENDING TOWARD THE CLOSED HEAD END OF SAID TREMOLO SPRING, AND MEANS CONNECTING THE HEAD END OF SAID TREMOLO SPRING TO THE FREE END OF SAID ANCHOR ARM.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-03-22 | 1968-09-21 | 1969-03-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-22 | 1972-09-21 | 1973-03-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-22 | 1976-09-21 | 1977-03-23 | $7700.00 | Window Closed / Lapsed |